package cn.zwz.data.utils;

import io.swagger.annotations.Api;

import java.util.Objects;

/**
 * @author 熊英杰
 */
@Api(tags = "判断为空工具类")
public class ZwzNullUtils {
    public static boolean isNull(String str){
        return str == null || Objects.equals("", str) || Objects.equals("null", str) || Objects.equals("undefined", str);
    }
}
